found: His The Fred Astaire dance book, 1955.
found: Pickard, R. Fred Astaire, 1985: t.p. (Fred Astaire) p. 6 (b. May 10, 1899 in Omaha, Neb.)
found: NUCMC data from Univ. of Wyoming, Archives-American Heritage Center for Dozier, W.M. Papers, 1941-1977 (Fred Astaire)
found: Washington Post, 6/23/87 (Fred Astaire, 88, dancer, d. June 22, 1987; b. Frederick Austerlitz)
found: IMDb, July 27, 2005 (Fred Astaire; b. May 10, 1899, Omaha, Neb.; d. June 22, 1987, Los Angeles, Calif.; birth name: Frederic Austerlitz Jr.)